/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2023, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2023 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////


using Teigha.Core;

namespace SmartPlant.OdKernelLib.Export.Stl
{
    public abstract class OdExStlExportParamsFiller
    {
        public class OdExStlExportParams : IDisposable
        {
            public bool IsBinaryMode { get; set; }
            public bool IsTextMode { get { return !IsBinaryMode; } set { IsBinaryMode = !value; } }
            public OdGiDrawable Drawable { get; set; }
            public double Deviation { get; set; }
            public OdStreamBuf OutStream { get; set; }
            public OdRxObject Database { get; set; }
            public void Dispose()
            {
                OutStream.Dispose();
            }
        }

        public OdExStlExportParamsFiller()
        { }

        public OdDbHandle TargetHandle { get; set; }

        public bool IsBinaryMode { get; set; }

        public String OutFilePath { get; set; }

        public OdExStlExportParams Generate(OdRxObject database)
        {
            OdExStlExportParams result = new OdExStlExportParams();
            result.Drawable = GetDrawable(database);
            result.Deviation = GetDeviation(result.Drawable);
            result.IsBinaryMode = IsBinaryMode;
            result.OutStream = MakeOutStream();
            result.Database = database;
            return result;
        }

        protected abstract OdGiDrawable GetDrawable(OdRxObject database);

        protected abstract double GetDeviation(OdRxObject obj);

        protected OdStreamBuf MakeOutStream()
        {
            OdStreamBuf stream = Globals.odrxSystemServices().createFile(OutFilePath, FileAccessMode.kFileWrite, FileShareMode.kShareDenyNo, FileCreationDisposition.kCreateAlways);
            if (stream == null)
                throw new Exception("Cannot create out file on file system");
            return stream;
        }
    }

}